>>> good morning, and welcome to "this week." one year ago -- >> change has come to america. >> -- a campaign's hope. ♪ >> fired up. >> this week, the reality of governing. >> the burden is something that i think about each and every day. >> one year from triumph, president obama confronts tough challenges. >> we're out of jobs. >> young americans are unnecessarily in harm's way. >> no government plan, no more debt, no more government takeovers. >> is he delivering his promise of change? >> you've got to recognize that change doesn't happen overnight. >> our exclusive headliner, the president's adviser, confidante and close friend, valerie jarrett. plus, debate and analysis on our powerhouse roundtable with george will, strategist dee dee myers from the clinton white house and ed gillespie from the bush white house and ron brownstein of "the national journal" and liberal activist reverend al sharpton. and "the sunday funnies." >> obama is a good golfer. you know what his handicap is? joe biden, yeah, joe biden. >>> it was one year ago this week that barack obama made histo